LOCUS       sequence-306815-        6926 bp    DNA     circular SYN 15-DEC-2025
DEFINITION  Bacterial expression of AFP.
ACCESSION   .
VERSION     .
KEYWORDS    .
SOURCE      synthetic DNA construct
  ORGANISM  synthetic DNA construct
REFERENCE   1  (bases 1 to 6926)
  AUTHORS   Jiang Z, Jin X, Li Y, Liu S, Liu XM, Wang YY, Zhao P, Cai X, Liu Y, 
            Tang Y, Sun X, Liu Y, Hu Y, Li M, Cai G, Qi X, Chen S, Du LL, He W
  TITLE     Genetically encoded tags for direct synthesis of EM-visible gold 
            nanoparticles in cells.
  JOURNAL   Nat Methods. 2020 Sep;17(9):937-946. doi: 10.1038/s41592-020-0911-z.
            Epub 2020 Aug 10.
  PUBMED    32778831
REFERENCE   2  (bases 1 to 6926)
  AUTHORS   .
  TITLE     Direct Submission
  JOURNAL   Exported Dec 15, 2025 from SnapGene Server 8.0.1
            https://www.snapgene.com
COMMENT     SGRef: number: 1; type: "Journal Article"; doi: 
            "10.1038/s41592-020-0911-z"; journalName: "Nat Methods"; date: 
            "2020-09"; volume: "17"; issue: "9"; pages: "937-946"
COMMENT     Sequence Label: pMAL-C2X dAmp/Kana+-AFP
FEATURES             Location/Qualifiers
     source          1..6926
                     /mol_type="other DNA"
                     /organism="synthetic DNA construct"
     promoter        3..80
                     /gene="lacI (mutant)"
                     /label=lacIq promoter
                     /note="In the lacIq allele, a single base change in the 
                     promoter boosts expression of the lacI gene about 10-fold."
     CDS             81..1163
                     /codon_start=1
                     /gene="lacI"
                     /product="lac repressor"
                     /label=lacI
                     /note="The lac repressor binds to the lac operator to 
                     inhibit transcription in E. coli. This inhibition can be 
                     relieved by adding lactose or 
                     isopropyl-beta-D-thiogalactopyranoside (IPTG)."
                     /translation="MKPVTLYDVAEYAGVSYQTVSRVVNQASHVSAKTREKVEAAMAEL
                     NYIPNRVAQQLAGKQSLLIGVATSSLALHAPSQIVAAIKSRADQLGASVVVSMVERSGV
                     EACKAAVHNLLAQRVSGLIINYPLDDQDAIAVEAACTNVPALFLDVSDQTPINSIIFSH
                     EDGTRLGVEHLVALGHQQIALLAGPLSSVSARLRLAGWHKYLTRNQIQPIAEREGDWSA
                     MSGFQQTMQMLNEGIVPTAMLVANDQMALGAMRAITESGLRVGADISVVGYDDTEDSSC
                     YIPPLTTIKQDFRLLGQTSVDRLLQLSQGQAVKGNQLLPVSLVKRKTTLAPNTQTASPR
                     ALADSLMQLARQVSRLESGQ"
     primer_bind     complement(100..119)
                     /label=LacI-R
                     /note="LacI, reverse primer"
     promoter        join(1406..1411,1412..1427,1428..1434)
                     /label=tac promoter
                     /note="strong E. coli promoter; hybrid between the trp and 
                     lac UV5 promoters"
     protein_bind    1442..1458
                     /label=lac operator
                     /bound_moiety="lac repressor encoded by lacI"
                     /note="The lac repressor binds to the lac operator to 
                     inhibit transcription in E. coli. This inhibition can be 
                     relieved by adding lactose or 
                     isopropyl-beta-D-thiogalactopyranoside (IPTG)."
     primer_bind     1447..1469
                     /label=M13/pUC Reverse
                     /note="In lacZ gene"
     CDS             1528..2628
                     /codon_start=1
                     /gene="malE (mutated)"
                     /product="maltose binding protein from E. coli"
                     /label=MBP
                     /note="This version of the gene does not encode a signal 
                     sequence, so MBP will remain in the cytosol."
                     /translation="MKIEEGKLVIWINGDKGYNGLAEVGKKFEKDTGIKVTVEHPDKLE
                     EKFPQVAATGDGPDIIFWAHDRFGGYAQSGLLAEITPDKAFQDKLYPFTWDAVRYNGKL
                     IAYPIAVEALSLIYNKDLLPNPPKTWEEIPALDKELKAKGKSALMFNLQEPYFTWPLIA
                     ADGGYAFKYENGKYDIKDVGVDNAGAKAGLTFLVDLIKNKHMNADTDYSIAEAAFNKGE
                     TAMTINGPWAWSNIDTSKVNYGVTVLPTFKGQPSKPFVGVLSAGINAASPNKELAKEFL
                     ENYLLTDEGLEAVNKDKPLGAVALKSYEEELAKDPRIAATMENAQKGEIMPNIPQMSAF
                     WYAVRTAVINAASGRQTVDEALKDAQT"
     primer_bind     2602..2625
                     /label=MBP-F
                     /note="Maltose binding protein, forward primer"
     CDS             2677..2688
                     /codon_start=1
                     /product="Factor Xa recognition and cleavage site"
                     /label=Factor Xa site
                     /translation="IEGR"
     CDS             2701..2724
                     /codon_start=1
                     /product="recognition and cleavage site for human 
                     rhinovirus 3C and PreScission proteases"
                     /label=HRV 3C site
                     /translation="LEVLFQGP"
     CDS             2950..2967
                     /codon_start=1
                     /product="6xHis affinity tag"
                     /label=6xHis
                     /translation="HHHHHH"
     primer_bind     complement(2980..2997)
                     /label=M13 Forward
                     /note="In lacZ gene. Also called M13-F20 or M13 (-21) 
                     Forward"
     primer_bind     complement(2980..2996)
                     /label=M13 fwd
                     /note="common sequencing primer, one of multiple similar 
                     variants"
     primer_bind     complement(2989..3011)
                     /label=M13/pUC Forward
                     /note="In lacZ gene"
     primer_bind     complement(3175..3192)
                     /label=pBAD Reverse
                     /note="For vectors with E. coli araBAD promoter, reverse 
                     primer"
     terminator      3345..3431
                     /gene="Escherichia coli rrnB"
                     /label=rrnB T1 terminator
                     /note="transcription terminator T1 from the E. coli rrnB 
                     gene"
     terminator      3523..3550
                     /label=rrnB T2 terminator
                     /note="transcription terminator T2 from the E. coli rrnB 
                     gene"
     CDS             complement(3634..4449)
                     /codon_start=1
                     /gene="aph(3')-Ia"
                     /product="aminoglycoside phosphotransferase"
                     /label=KanR
                     /note="confers resistance to kanamycin in bacteria or G418 
                     (Geneticin(R)) in eukaryotes"
                     /translation="MSHIQRETSCSRPRLNSNMDADLYGYKWARDNVGQSGATIYRLYG
                     KPDAPELFLKHGKGSVANDVTDEMVRLNWLTEFMPLPTIKHFIRTPDDAWLLTTAIPGK
                     TAFQVLEEYPDSGENIVDALAVFLRRLHSILVCNCPFNSDRVFRLAQAQSRMNNGLVDA
                     SDFDDERNGWPVEQVWKEMHKLLPFSPDSVVTHGDFSLDNLIFDEGKLIGCIDVGRVGI
                     ADRYQDLAILWNCLGEFSPSLQKRLFQKYGIDNPDMNKLQFHLMLDEFF"
     primer_bind     4357..4376
                     /label=Kan-R
                     /note="Kanamycin resistance gene, reverse primer"
     primer_bind     4441..4460
                     /label=pENTR-R
                     /note="pENTR vectors, reverse primer"
     rep_origin      complement(4600..5113)
                     /direction=LEFT
                     /label=M13 ori
                     /note="M13 bacteriophage origin of replication; arrow 
                     indicates direction of (+) strand synthesis"
     primer_bind     complement(4795..4816)
                     /label=F1ori-F
                     /note="F1 origin, forward primer"
     primer_bind     5007..5026
                     /label=F1ori-R
                     /note="F1 origin, reverse primer"
     rep_origin      5224..5812
                     /direction=RIGHT
                     /label=ori
                     /note="high-copy-number ColE1/pMB1/pBR322/pUC origin of 
                     replication"
     primer_bind     5713..5732
                     /label=pBR322ori-F
                     /note="pBR322 origin, forward primer"
     primer_bind     5966..5983
                     /label=L4440
                     /note="L4440 vector, forward primer"
     misc_feature    5998..6140
                     /label=bom
                     /note="basis of mobility region from pBR322"
     primer_bind     complement(6066..6085)
                     /label=pRS-marker
                     /note="pRS vectors, use to sequence yeast selectable 
                     marker"
     primer_bind     6226..6248
                     /label=pGEX 3'
                     /note="pGEX vectors, reverse primer"
     CDS             complement(6242..6433)
                     /codon_start=1
                     /gene="rop"
                     /product="Rop protein, which maintains plasmids at low copy
                     number"
                     /label=rop
                     /translation="MTKQEKTALNMARFIRSQTLTLLEKLNELDADEQADICESLHDHA
                     DELYRSCLARFGDDGENL"
ORIGIN
        1 ccgacaccat cgaatggtgc aaaacctttc gcggtatggc atgatagcgc ccggaagaga
       61 gtcaattcag ggtggtgaat gtgaaaccag taacgttata cgatgtcgca gagtatgccg
      121 gtgtctctta tcagaccgtt tcccgcgtgg tgaaccaggc cagccacgtt tctgcgaaaa
      181 cgcgggaaaa agtggaagcg gcgatggcgg agctgaatta cattcccaac cgcgtggcac
      241 aacaactggc gggcaaacag tcgttgctga ttggcgttgc cacctccagt ctggccctgc
      301 acgcgccgtc gcaaattgtc gcggcgatta aatctcgcgc cgatcaactg ggtgccagcg
      361 tggtggtgtc gatggtagaa cgaagcggcg tcgaagcctg taaagcggcg gtgcacaatc
      421 ttctcgcgca acgcgtcagt gggctgatca ttaactatcc gctggatgac caggatgcca
      481 ttgctgtgga agctgcctgc actaatgttc cggcgttatt tcttgatgtc tctgaccaga
      541 cacccatcaa cagtattatt ttctcccatg aagacggtac gcgactgggc gtggagcatc
      601 tggtcgcatt gggtcaccag caaatcgcgc tgttagcggg cccattaagt tctgtctcgg
      661 cgcgtctgcg tctggctggc tggcataaat atctcactcg caatcaaatt cagccgatag
      721 cggaacggga aggcgactgg agtgccatgt ccggttttca acaaaccatg caaatgctga
      781 atgagggcat cgttcccact gcgatgctgg ttgccaacga tcagatggcg ctgggcgcaa
      841 tgcgcgccat taccgagtcc gggctgcgcg ttggtgcgga tatctcagta gtgggatacg
      901 acgataccga agacagctca tgttatatcc cgccgttaac caccatcaaa caggattttc
      961 gcctgctggg gcaaaccagc gtggaccgct tgctgcaact ctctcagggc caggcggtga
     1021 agggcaatca gctgttgccc gtctcactgg tgaaaagaaa aaccaccctg gcgcccaata
     1081 cgcaaaccgc ctctccccgc gcgttggccg attcattaat gcagctggca cgacaggttt
     1141 cccgactgga aagcgggcag tgagcgcaac gcaattaatg taagttagct cactcattag
     1201 gcacaattct catgtttgac agcttatcat cgactgcacg gtgcaccaat gcttctggcg
     1261 tcaggcagcc atcggaagct gtggtatggc tgtgcaggtc gtaaatcact gcataattcg
     1321 tgtcgctcaa ggcgcactcc cgttctggat aatgtttttt gcgccgacat cataacggtt
     1381 ctggcaaata ttctgaaatg agctgttgac aattaatcat cggctcgtat aatgtgtgga
     1441 attgtgagcg gataacaatt tcacacagga aacagccagt ccgtttaggt gttttcacga
     1501 gcacttcacc aacaaggacc atagcatatg aaaatcgaag aaggtaaact ggtaatctgg
     1561 attaacggcg ataaaggcta taacggtctc gctgaagtcg gtaagaaatt cgagaaagat
     1621 accggaatta aagtcaccgt tgagcatccg gataaactgg aagagaaatt cccacaggtt
     1681 gcggcaactg gcgatggccc tgacattatc ttctgggcac acgaccgctt tggtggctac
     1741 gctcaatctg gcctgttggc tgaaatcacc ccggacaaag cgttccagga caagctgtat
     1801 ccgtttacct gggatgccgt acgttacaac ggcaagctga ttgcttaccc gatcgctgtt
     1861 gaagcgttat cgctgattta taacaaagat ctgctgccga acccgccaaa aacctgggaa
     1921 gagatcccgg cgctggataa agaactgaaa gcgaaaggta agagcgcgct gatgttcaac
     1981 ctgcaagaac cgtacttcac ctggccgctg attgctgctg acgggggtta tgcgttcaag
     2041 tatgaaaacg gcaagtacga cattaaagac gtgggcgtgg ataacgctgg cgcgaaagcg
     2101 ggtctgacct tcctggttga cctgattaaa aacaaacaca tgaatgcaga caccgattac
     2161 tccatcgcag aagctgcctt taataaaggc gaaacagcga tgaccatcaa cggcccgtgg
     2221 gcatggtcca acatcgacac cagcaaagtg aattatggtg taacggtact gccgaccttc
     2281 aagggtcaac catccaaacc gttcgttggc gtgctgagcg caggtattaa cgccgccagt
     2341 ccgaacaaag agctggcaaa agagttcctc gaaaactatc tgctgactga tgaaggtctg
     2401 gaagcggtta ataaagacaa accgctgggt gccgtagcgc tgaagtctta cgaggaagag
     2461 ttggcgaaag atccacgtat tgccgccact atggaaaacg cccagaaagg tgaaatcatg
     2521 ccgaacatcc cgcagatgtc cgctttctgg tatgccgtgc gtactgcggt gatcaacgcc
     2581 gccagcggtc gtcagactgt cgatgaagcc ctgaaagacg cgcagactaa ttcgagctcg
     2641 aacaacaaca acaataacaa taacaacaac ctcgggatcg agggaaggat ttcagaattc
     2701 ctggaagttc tgttccaggg gcccatgcag tgtactggcg gtgcagactg tacctcctgc
     2761 accggcgctt gtaccggttg cggcaactgt ccgaacgctg tggcatgcac taactctcag
     2821 cactgcgtta aagcgaacgc gtgcaccggt tccactgatt gcaacaccgc gcaggcttgc
     2881 actaactcca aagactgctt tgaggcgaac gcttgtacgg attccaccaa ttgttataaa
     2941 gcgacagcgc atcaccacca tcatcactaa aagcttggca ctggccgtcg ttttacaacg
     3001 tcgtgactgg gaaaaccctg gcgttaccca acttaatcgc cttgcagcac atcccccttt
     3061 cgccagctgg cgtaatagcg aagaggcccg caccgatcgc ccttcccaac agttgcgcag
     3121 cctgaatggc gaatggcagc ttggctgttt tggcggatga gataagattt tcagcctgat
     3181 acagattaaa tcagaacgca gaagcggtct gataaaacag aatttgcctg gcggcagtag
     3241 cgcggtggtc ccacctgacc ccatgccgaa ctcagaagtg aaacgccgta gcgccgatgg
     3301 tagtgtgggg tctccccatg cgagagtagg gaactgccag gcatcaaata aaacgaaagg
     3361 ctcagtcgaa agactgggcc tttcgtttta tctgttgttt gtcggtgaac gctctcctga
     3421 gtaggacaaa tccgccggga gcggatttga acgttgcgaa gcaacggccc ggagggtggc
     3481 gggcaggacg cccgccataa actgccaggc atcaaattaa gcagaaggcc atcctgacgg
     3541 atggcctttt tgcgtttcta caaactcttt tgtttatttt tctaaataca ttcaaatatg
     3601 tatccgctcg gtaccccgct catgaattaa ttcttagaaa aactcatcga gcatcaaatg
     3661 aaactgcaat ttattcatat caggattatc aataccatat ttttgaaaaa gccgtttctg
     3721 taatgaagga gaaaactcac cgaggcagtt ccataggatg gcaagatcct ggtatcggtc
     3781 tgcgattccg actcgtccaa catcaataca acctattaat ttcccctcgt caaaaataag
     3841 gttatcaagt gagaaatcac catgagtgac gactgaatcc ggtgagaatg gcaaaagttt
     3901 atgcatttct ttccagactt gttcaacagg ccagccatta cgctcgtcat caaaatcact
     3961 cgcatcaacc aaaccgttat tcattcgtga ttgcgcctga gcgagacgaa atacgcgatc
     4021 gctgttaaaa ggacaattac aaacaagaat cgaatgcaac cggcgcagga acactgccag
     4081 cgcatcaaca atattttcac ctgaatcagg atattcttct aatacctgga atgctgtttt
     4141 cccggggatc gcagtggtga gtaaccatgc atcatcagga gtacggataa aatgcttgat
     4201 ggtcggaaga ggcataaatt cggtcagcca gtttagtctg accatctcat ctgtaacatc
     4261 attggcaacg ctacctttgc catgtttcag aaacaactct ggcgcatcgg gcttcccata
     4321 caatcgatag attgtcgcac ctgattgccc gacattatcg cgagcccatt tatacccata
     4381 taaatcagca tccatgttgg agtttaatcg cggcctagag caagacgttt cccgttgaat
     4441 atggctcata acaccccttg tattactgtt tatgtaagca gacagtttta ttgttcatga
     4501 ccaaaatccc ttaacgtgag ttttcgttcc actgagcgtc agaccccgta gaccatggct
     4561 gtcagaccaa gtttactcat atatacttta gattgattta ccccggttga taatcagaaa
     4621 agccccaaaa acaggaagat tgtataagca aatatttaaa ttgtaaacgt taatattttg
     4681 ttaaaattcg cgttaaattt ttgttaaatc agctcatttt ttaaccaata ggccgaaatc
     4741 ggcaaaatcc cttataaatc aaaagaatag accgagatag ggttgagtgt tgttccagtt
     4801 tggaacaaga gtccactatt aaagaacgtg gactccaacg tcaaagggcg aaaaaccgtc
     4861 tatcagggcg atggcccact acgtgaacca tcacccaaat caagtttttt ggggtcgagg
     4921 tgccgtaaag cactaaatcg gaaccctaaa gggagccccc gatttagagc ttgacgggga
     4981 aagccggcga acgtggcgag aaaggaaggg aagaaagcga aaggagcggg cgctagggcg
     5041 ctggcaagtg tagcggtcac gctgcgcgta accaccacac ccgccgcgct taatgcgccg
     5101 ctacagggcg cgtaaaagga tctaggtgaa gatccttttt gataatctca tgaccaaaat
     5161 cccttaacgt gagttttcgt tccactgagc gtcagacccc gtagaaaaga tcaaaggatc
     5221 ttcttgagat cctttttttc tgcgcgtaat ctgctgcttg caaacaaaaa aaccaccgct
     5281 accagcggtg gtttgtttgc cggatcaaga gctaccaact ctttttccga aggtaactgg
     5341 cttcagcaga gcgcagatac caaatactgt ccttctagtg tagccgtagt taggccacca
     5401 cttcaagaac tctgtagcac cgcctacata cctcgctctg ctaatcctgt taccagtggc
     5461 tgctgccagt ggcgataagt cgtgtcttac cgggttggac tcaagacgat agttaccgga
     5521 taaggcgcag cggtcgggct gaacgggggg ttcgtgcaca cagcccagct tggagcgaac
     5581 gacctacacc gaactgagat acctacagcg tgagctatga gaaagcgcca cgcttcccga
     5641 agggagaaag gcggacaggt atccggtaag cggcagggtc ggaacaggag agcgcacgag
     5701 ggagcttcca gggggaaacg cctggtatct ttatagtcct gtcgggtttc gccacctctg
     5761 acttgagcgt cgatttttgt gatgctcgtc aggggggcgg agcctatgga aaaacgccag
     5821 caacgcggcc tttttacggt tcctggcctt ttgctggcct tttgctcaca tgttctttcc
     5881 tgcgttatcc cctgattctg tggataaccg tattaccgcc tttgagtgag ctgataccgc
     5941 tcgccgcagc cgaacgaccg agcgcagcga gtcagtgagc gaggaagcgg aagagcgcct
     6001 gatgcggtat tttctcctta cgcatctgtg cggtatttca caccgcatat atggtgcact
     6061 ctcagtacaa tctgctctga tgccgcatag ttaagccagt atacactccg ctatcgctac
     6121 gtgactgggt catggctgcg ccccgacacc cgccaacacc cgctgacgcg ccctgacggg
     6181 cttgtctgct cccggcatcc gcttacagac aagctgtgac cgtctccggg agctgcatgt
     6241 gtcagaggtt ttcaccgtca tcaccgaaac gcgcgaggca gctgcggtaa agctcatcag
     6301 cgtggtcgtg cagcgattca cagatgtctg cctgttcatc cgcgtccagc tcgttgagtt
     6361 tctccagaag cgttaatgtc tggcttctga taaagcgggc catgttaagg gcggtttttt
     6421 cctgtttggt cactgatgcc tccgtgtaag ggggatttct gttcatgggg gtaatgatac
     6481 cgatgaaacg agagaggatg ctcacgatac gggttactga tgatgaacat gcccggttac
     6541 tggaacgttg tgagggtaaa caactggcgg tatggatgcg gcgggaccag agaaaaatca
     6601 ctcagggtca atgccagcgc ttcgttaata cagatgtagg tgttccacag ggtagccagc
     6661 agcatcctgc gatgcagatc cggaacataa tggtgcaggg cgctgacttc cgcgtttcca
     6721 gactttacga aacacggaaa ccgaagacca ttcatgttgt tgctcaggtc gcagacgttt
     6781 tgcagcagca gtcgcttcac gttcgctcgc gtatcggtga ttcattctgc taaccagtaa
     6841 ggcaaccccg ccagcctagc cgggtcctca acgacaggag cacgatcatg cgcacccgtg
     6901 gccaggaccc aacgctgccc gaaatt
//
